virus

She compared the attempted coup to a "virus", which, if left to fester, can kill the society in which it has taken hold in.

They were a way to help control the spread of the virus, reduce severity and save lives.

As it became apparent that not all viruses behaved alike, Baltimore launched a new classification system, one that is still in use, grouping them by families according to their genomes and replication systems.

The same mysterious virus of depression, despair and impending doom that infected Joe Biden’s presidency now seems to have spread widely throughout the major democracies.

On 18 September the CDC's new vaccine advisory panel is due to meet to discuss Covid vaccines and other shots, including for hepatitis B and the RSV virus.